Lian Li A3-mATX / Fractal Design North Chalk White (Mesh)

Lian Li A3-mATX: A3-mATX steel case in black or white (A3-mATX BLACK / WHITE). The Wood Edition with a wooden front (A3-mATX-WD) and the Glass Edition with 3 mm tempered glass (A3-mATX-WDG) share the interior layout but differ in materials and dust filter arrangement; the later B4-mATX is a separate case.

Fractal Design North Chalk White (Mesh): FD-C-NOR1C-03: Chalk White, oak front panel, perforated steel (mesh) left side panel. The Charcoal Black and tempered glass (TG Clear/TG Dark) versions of the North share the same internal layout; the side panel and weight differ.

Specification	Lian Li A3-mATX	Fractal Design North Chalk White (Mesh)
Release year	2024	2022
Case type and volume	MFF (Micro Form Factor); 26.3 L Lian Li	—
Dimensions	443 × 194 × 321.5 mm (D × W × H); 306 mm tall without feet Lian Li	—
Material	Steel; side and top panels in steel mesh The Wood Edition has a wooden front panel, and the Glass Edition adds 3 mm tempered glass. Lian Li	—
Motherboard	M-ATX and ITX; 4 expansion slots Lian Li	ATX, Micro ATX, Mini-ITX Fractal Design
Graphics card	Up to 415 mm long, 4 slots thick According to Lian Li, a 25 mm bottom fan limits card thickness to 61 mm (3 slots); a bottom radiator plus fan leaves no room for a graphics card. An anti-sag GPU bracket is included; vertical mounting needs a separately sold kit. Lian Li	Up to 355 mm; 300 mm with a 360 mm front radiator Fractal Design
CPU cooler	Up to 165 mm tall Lian Li	Up to 145 mm tall The spec table published by TechPowerUp says coolers up to 170 mm fit with the side fan bracket removed; Fractal’s product page gives only 145 mm. Fractal Design
Power supply	ATX / SFX / SFX-L up to 220 mm; side or front mounting The relocatable bracket lets the power supply move to suit graphics card length; an ATX unit can also be mounted at the front on the SSD bracket. Lian Li	ATX, up to 255 mm long Fractal Design
Fan support	Top: 3 × 120 mm; side: 3 × 120 mm or 2 × 140 mm; bottom: 3 × 120 mm; rear: 1 × 120 mm The case ships without fans; they must be bought separately. Lian Li	—
Radiator support	Top: 360/240 mm; side: 360/280/240 mm; bottom: 240 mm (360 mm with fan at the bottom) Lian Li	—
Drive support	Tray: 2 × 2.5" SSD; bottom: 1 × 2.5" SSD or 1 × 3.5" HDD Lian Li	—
Front I/O	Power button, 2 × USB 3.0 Type-A, 1 × USB 3.1 Type-C, mic, HD audio Lian Li	1 × USB-C 20 Gbps (USB 3.2 Gen 2x2); 2 × USB-A 5 Gbps; headphone and microphone jacks; power button The 20 Gbps speed needs a USB 3.2 Gen 2x2 front-panel header on the motherboard; with a slower header the port runs at that header’s speed. There is no reset button on the front panel. Fractal Design
Dust filter and warranty	Removable bottom dust filter; 1-year warranty Lian Li	—
Dimensions, volume and weight	—	447 × 215 × 469 mm; 42 L; 7.6 kg net Fractal Design
Materials	—	Real oak front panel with brass accents; perforated (mesh) left side panel, steel right panel Fractal says the wood is sustainably sourced. The mesh side panel lets air in directly to the side fan mounts. Fractal Design
Fans	—	2 × Aspect 14 PWM front; front 3 × 120 or 2 × 140 mm, top 2 × 120/140 mm, side 2 × 120/140 mm, rear 1 × 120 mm Only the two front fans are included; extra fans are needed for rear and top exhaust. Fractal Design
Radiator	—	Front 120/140/240/280/360 mm; top 120/240 mm; side 2 × 120/140 mm; rear 120 mm The largest top option is 240 mm; a 360 mm radiator fits only at the front and reduces graphics card length to 300 mm. Fractal Design
Expansion and drive bays	—	7 expansion slots; 2 × 2.5-inch brackets, 2 × combined 3.5/2.5-inch brackets Fractal Design
Cable management and filters	—	30 mm behind the motherboard, cable grommets and Velcro straps; front and PSU dust filters; captive thumbscrews The top panel is open without a filter; dust entry can increase in builds without top fans. Fractal Design
Warranty	—	2 years Fractal Design